Table 3
Aerobic and anaerobic fitness of trained and untrained subjects. Values are means (±SD).
Trained
Subjects
(n=73)
Untrained
Subjects
(n=74)
Aerobic Fitness
Peak VO
2
(L·min
-1
)
2.5 (.6)
2.1 (.5)
***
Peak VO
2
(mL·kg
-1
·min
-1
)
50.7 (3.8)
45.4 (5.1)
***
Peak HR (b·min
-1
)
197.3 (5.1)
203.1 (6.2)
***
Peak La (mmol·L
-1
)
7.9 (2.0)
7.6 (1.9)
Peak RS (km·h
-1
)
13.8 (1.2)
12.4 (1.2)
***
RS
2.5
(km·h
-1
)
10.2 (.9)
8.0 (.8)
***
RS
3.0
(km·h
-1
)
10.7 (.9)
8.7 (.8)
***
RS
3.5
(km·h
-1
)
11.1 (.9)
9.2 (.8)
***
RS
4.0
(km·h
-1
)
11.4 (.9)
9.6 (.8)
***
Anaerobic Fitness
Peak power (W)
447.5 (146.7)
388.9 (117.1)
**
Peak power (W·kg
-1
)
9.1 (1.3)
8.2 (1.2)
***
Mean power (W)
319.4 (101.1)
275.2 (82.9)
**
Mean power (W·kg
-1
)
6.5 (.8)
5.8 (.8)
***
HR = heart rate; La = blood lactate; RS = running speed; RS, RS RS and RS = submaximal running speeds corresponding to fixed blood lactate concentrations of 2.5, 3.0, 3.5 and 4.0 mmol·L respectively
** denote significant difference from trained subjects at p < 0.01
*** denote significant difference from trained subjects at p < 0.001 respectively.